diff --git a/mkrtos_knl/arch/cortex-m/.gitignore b/mkrtos_knl/arch/cortex-m/.gitignore
new file mode 100644
index 000000000..cc753c1b4
--- /dev/null
+++ b/mkrtos_knl/arch/cortex-m/.gitignore
@@ -0,0 +1 @@
+/link.lds
\ No newline at end of file
diff --git a/mkrtos_knl/arch/cortex-m/link.lds b/mkrtos_knl/arch/cortex-m/link.lds
deleted file mode 100644
index ee27d1a43..000000000
--- a/mkrtos_knl/arch/cortex-m/link.lds
+++ /dev/null
@@ -1,90 +0,0 @@
-ENTRY(Reset_Handler)
-MEMORY
-{
-  RAM (arw) : ORIGIN = 0x20000000, LENGTH = 0x60000
-  FLASH (arx) : ORIGIN = 0x8000000 + 0x3000 + 0x1000, LENGTH = 0x10000
-}
-SECTIONS
-{
-  . = ORIGIN(FLASH);
-  .text :
-  {
-      KEEP(*(.isr_vector))
-      *(.text)
-      *(.text*)
-      *(.rodata*)
-  } > FLASH
-  .text :
-  {
-    . = ALIGN(4);
-    *(.text)
-    *(.text*)
-    *(.glue_7)
-    *(.glue_7t)
-    *(.eh_frame)
-    KEEP (*(.init))
-    KEEP (*(.fini))
-    . = ALIGN(4);
-    _etext = .;
-  } >FLASH
-  .rodata :
-  {
-    . = ALIGN(4);
-    *(.rodata)
-    *(.rodata*)
-    . = ALIGN(4);
-  } >FLASH
-  .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
-  .ARM : {
-    __exidx_start = .;
-    *(.ARM.exidx*)
-    __exidx_end = .;
-  } >FLASH
-  .preinit_array :
-  {
-    PROVIDE_HIDDEN (__preinit_array_start = .);
-    KEEP (*(.preinit_array*))
-    PROVIDE_HIDDEN (__preinit_array_end = .);
-  } >FLASH
-  .init_array :
-  {
-    PROVIDE_HIDDEN (__init_array_start = .);
-    KEEP (*(SORT(.init_array.*)))
-    KEEP (*(.init_array*))
-    PROVIDE_HIDDEN (__init_array_end = .);
-  } >FLASH
-  .fini_array :
-  {
-    PROVIDE_HIDDEN (__fini_array_start = .);
-    KEEP (*(SORT(.fini_array.*)))
-    KEEP (*(.fini_array*))
-    PROVIDE_HIDDEN (__fini_array_end = .);
-  } >FLASH
-  _sidata = LOADADDR(.data);
-  .data :
-  {
-    . = ALIGN(4);
-    _sdata = .;
-    *(.data)
-    *(.data*)
-    . = ALIGN(0x4);
-  _pre_cpu_data_start = .;
-  KEEP (*(.data.per_cpu))
-  _pre_cpu_data_end = .;
-    . = ALIGN(4);
-    _edata = .;
-  } >RAM AT> FLASH
-  . = ALIGN(4);
-  .bss :
-  {
-    _sbss = .;
-    __bss_start__ = _sbss;
-    *(.bss)
-    *(.bss*)
-    *(COMMON)
-    . = ALIGN(4);
-    _ebss = .;
-    __bss_end__ = _ebss;
-  } >RAM
-  .ARM.attributes 0 : { *(.ARM.attributes) }
-}
diff --git a/mkrtos_user/server/init/src/nsfs/nsfs.c b/mkrtos_user/server/init/src/nsfs/nsfs.c
index 7d85552ad..36b1c4406 100644
--- a/mkrtos_user/server/init/src/nsfs/nsfs.c
+++ b/mkrtos_user/server/init/src/nsfs/nsfs.c
@@ -387,7 +387,7 @@ int fs_ns_readdir(int fd, struct dirent *_dir)
 
     node_info = dir_info_cache_list[file->tmp_fd].info;
     _dir->d_reclen = sizeof(*_dir);
-    _dir->d_type = node_info->type == NODE_TYPE_DUMMY ? DT_DIR : DT_REG; // DT_REG‌;
+    _dir->d_type = node_info->type == NODE_TYPE_DUMMY ? DT_DIR : DT_CHR; // DT_REG‌;
     strncpy(_dir->d_name, node_info->name, sizeof(_dir->d_name));
     _dir->d_name[sizeof(_dir->d_name) - 1] = 0;